This is the right answer. I suspect she doesn’t want to just kiss amongst the daisies, but either way, the daisies won’t grass on them.

It’s a song https://digitalcommons.conncoll.edu/sheetmusic/1349/ Nothing to do with pushing up daisies. Just a girl wanting to “kiss” her lover in a field full of daisies.

The British landscape has been largely man made for a couple of millennia.